High Current Solar Cell 18.0% Polycrystalline Silicon Solar Cell Price
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- 100000 pc/month
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4 Bus Bars 156*156 17.6% efficiency poly solar cell
PHYSICAL CHARACTERISTICS
Dimension: 156mm x 156mm ± 0.5mm
Wafer Thickeness: 180um+20um and 200um+20um
Front(-) Four 1.2mm silver busbar
Silicon nitride blue anti-reflection coating
Back(+) aluminum back surface field
1.75mm(silver) wide segment soldering pads
Typical Electrical Characteristics
Efficiency | W(Pmpp) | V(Umpp) | A(Impp) | V(Uoc) | A(Isc) |
17.4-17.5 | 4.234 | 0.517 | 8.231 | 0.622 | 8.759 |
17.5-17.6 | 4.259 | 0.519 | 8.243 | 0.623 | 8.769 |
17.7-17.8 | 4.283 | 0.521 | 8.256 | 0.625 | 8.779 |
17.8-17.9 | 4.307 | 0.523 | 8.268 | 0.626 | 8.788 |
17.9-18.0 | 4.332 | 0.525 | 8.281 | 0.627 | 8.798 |
18.0-18.1 | 4.380 | 0.529 | 8.306 | 0.629 | 8.808 |
18.1-18.2 | 4.405 | 0.531 | 8.318 | 0.632 | 8.818 |
18.2-18.3 | 4.429 | 0.533 | 8.331 | 0.633 | 8.837 |
18.3-18.4 | 4.453 | 0.535 | 8.344 | 0.634 | 8.847 |
18.4-18.5 | 4.478 | 0.537 | 8.356 | 0.636 | 8.856 |
18.5-18.6 | 4.502 | 0.539 | 8.369 | 0.637 | 8.866 |
Efficiency | W(Pmpp) | V(Umpp) | A(Impp) | V(Uoc) | A(Isc) |
20.90-21.00 | 5.06 | 0.557 | 9.007 | 0.653 | 9.688 |
20.80-20.90 | 5.04 | 0.556 | 9.062 | 0.652 | 9.683 |
20.70-20.80 | 5.02 | 0.554 | 9.055 | 0.651 | 9.684 |
20.60-20.70 | 4.99 | 0.552 | 9.033 | 0.651 | 9.672 |
20.50-20.60 | 4.97 | 0.550 | 9.002 | 0.650 | 9.673 |
20.40-20.50 | 4.94 | 0.548 | 9.012 | 0.649 | 9.674 |
20.30-20.40 | 4.92 | 0.546 | 9.009 | 0.649 | 9.655 |
20.20-20.30 | 4.89 | 0.543 | 9.012 | 0.648 | 9.634 |
20.10-20.20 | 4.87 | 0.541 | 8.998 | 0.648 | 9.617 |
20.00-20.10 | 4.85 | 0.540 | 8.977 | 0.647 | 9.600 |
*Data under standard testing conditional (STC):1,000w/m2,AM1.5, 25°C , Pmax:Positive power tolerance.
3 Bus Bars 156*156 17.4% efficiency poly solar cell
Dimension: 156 mm x 156 mm ± 0.5 mm
Wafer Thickeness: 156 mm x 156 mm ± 0.5 mm
Typical Electrical Characteristics:
| Efficiency code | 1660 | 1680 | 1700 | 1720 | 1740 | 1760 | 1780 | 1800 | 1820 | 1840 | 1860 |
| Efficiency (%) | 16.6 | 16.8 | 17.0 | 17.2 | 17.4 | 17.6 | 17.8 | 18.0 | 18.2 | 18.4 | 18.6 |
| Pmax (W) | 4.04 | 4.09 | 4.14 | 4.19 | 4.23 | 4.28 | 4.33 | 4.38 | 4.43 | 4.48 | 4.53 |
| Voc (V) | 0.612 | 0.615 | 0.618 | 0.621 | 0.624 | 0.627 | 0.629 | 0.63 | 0.633 | 0.635 | 0.637 |
| Isc (A) | 8.42 | 8.46 | 8.51 | 8.56 | 8.61 | 8.65 | 8.69 | 8.73 | 8.77 | 8.81 | 8.84 |
| Imp (A) | 7.91 | 7.99 | 8.08 | 8.16 | 8.22 | 8.27 | 8.33 | 8.38 | 8.43 | 8.48 | 8.53 |
* Testing conditions: 1000 W/m2, AM 1.5, 25 °C, Tolerance: Efficiency ± 0.2% abs., Pmpp ±1.5% rel.
* Imin : at 0.5 V
Production:
Package:
FAQ:
1. Q: Do you have your own factory?
A: Yes, we have. Our factory located in Jiangsu
2. Q: How can I visit your factory?
A: Before you visit,please contact us.We will show you the route or arrange a car to pick you up.
3. Q: Do you provide free sample?
A: Commenly we provide paid sample.
4. Q: Could you print our company LOGO on the nameplate and package?
A: Yes, we accept it.And need an Authorization Letter from you.
5. Q: Do you accept custom design on size?
A: Yes, if the size is reasonable.
6. Q: How can I be your agent in my country?
A: Please leave feedback. It's better for us to talk about details by email.
7. Q: Do you have solar project engineer who can guide me to install system?
A: Yes, we have a professional engineer team. They can teach you how to install a solar system.
- Q:What is the role of junction boxes on solar silicon wafers?
- Junction boxes on solar silicon wafers serve as a crucial component for connecting the electrical circuit of the solar panel. These boxes house the electrical connections, such as diodes and bypass diodes, which help regulate the flow of electricity and protect the solar cells from potential damage caused by factors like shading or overheating. Additionally, junction boxes also provide a secure enclosure for the wiring, ensuring safety and reliability of the solar panel system.
- Q:Are solar silicon wafers affected by chemical exposure?
- Yes, solar silicon wafers can be affected by chemical exposure. Certain chemicals, such as strong acids or alkalis, can corrode or etch the surface of the silicon wafers, leading to a decrease in their efficiency and overall performance. It is important to handle and store solar silicon wafers properly to prevent any chemical damage.
- Q:How are solar silicon wafers protected from theft?
- Solar silicon wafers are protected from theft through various security measures. These include installing surveillance cameras and alarm systems in the manufacturing facilities and storage areas. Access control systems may be implemented to restrict entry to authorized personnel only. Additionally, inventory management systems and tracking mechanisms enable the monitoring and tracking of the wafers throughout the production and distribution process.
- Q:What is the purpose of a tracker in a solar silicon wafer?
- The purpose of a tracker in a solar silicon wafer is to maximize the efficiency of solar energy generation by orienting the wafer towards the sun, ensuring optimal exposure to sunlight throughout the day.
- Q:What is the typical purity level of silicon used in solar silicon wafers?
- The typical purity level of silicon used in solar silicon wafers is around 99.9999%, also known as 6N purity.
- Q:Can solar silicon wafers be used in solar-powered space vehicles?
- Yes, solar silicon wafers can be used in solar-powered space vehicles. These wafers are commonly used in the production of solar panels, which are essential for capturing solar energy in space. The high efficiency and durability of solar silicon wafers make them ideal for generating power in the harsh conditions of outer space.
- Q:What is the role of solar silicon wafers in reducing the digital divide?
- Solar silicon wafers play a crucial role in reducing the digital divide by facilitating the production of affordable and sustainable solar panels. These panels can be used to generate electricity in remote and underserved areas where access to the power grid is limited. By harnessing solar energy, these communities can power devices such as computers, smartphones, and other digital technologies, thus bridging the gap in access to information and communication. Solar silicon wafers enable the production of cost-effective solar panels, expanding the reach of clean and renewable energy solutions, and contributing to narrowing the digital divide.
- Q:How are solar silicon wafers protected from extreme temperatures?
- Solar silicon wafers are protected from extreme temperatures through the use of various techniques such as thermal annealing, passivation layers, and encapsulation with protective materials. These measures help to ensure that the wafers can withstand and operate efficiently under both high and low temperature conditions.
- Q:How are solar silicon wafers protected from external factors like moisture or dust?
- Solar silicon wafers are typically protected from external factors like moisture or dust through the use of various protective coatings and encapsulation materials. These coatings act as a barrier, preventing any moisture or dust particles from coming into direct contact with the silicon wafer. Additionally, the wafers are often enclosed within a hermetically sealed module, providing further protection against external elements. This combination of coatings and encapsulation helps to ensure the long-term durability and performance of solar silicon wafers in various environmental conditions.
- Q:What is the maximum temperature that a solar silicon wafer can withstand?
- The maximum temperature that a solar silicon wafer can withstand typically ranges between 200 to 300 degrees Celsius.
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High Current Solar Cell 18.0% Polycrystalline Silicon Solar Cell Price
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 100000 pc/month
OKorder Service Pledge
OKorder Financial Service
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